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Cushion|Lab Grown|IGI

1.99ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG698575500

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG698575500

Diamond specifications and retailer prices

From $1,524 USD
As of October 23, 2026
Save $4,306 USD (74%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,830 USD at Brilliant Earth · As of October 23, 2026
View at Brilliant Earth

About this 1.99ct lab-grown cushion diamond

This 1.99ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG698575500 or 698575500. Listed at 17 retailers as of October 23, 2026, with prices from $1,524 to $5,830, a $4,306 spread on the same certified stone. Brilliant Earth lists it at $5,830. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.99
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.2°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG698575500
Dimensions9.05 × 6.23 × 4.28 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.05 mm6.23 mm1.99 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG698575500
Side View
Table 65.0%Crown 35.2°Girdle: STK-THKPavilion 34.7°Culet: NoneDepth 68.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 23
Current: $5,830 USD|Low: $1,141 USD|High: $6,010 USD|Avg: $2,804 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 24, 2026
Retailer 7$1,141 USD
Retailer 3$1,182 USD
Retailer 11$1,280 USD
Retailer 6$1,524 USD
Retailer 2$1,740 USD
Retailer 10$1,886 USD
Retailer 14$1,951 USD
Retailer 12$2,149 USD
Retailer 16$2,382 USD
Retailer 5$3,261 USD
Retailer 13$3,480 USD
Retailer 17$3,807 USD
Retailer 8$3,808 USD
Retailer 15$4,031 USD
Retailer 9$4,124 USD
Retailer 4$4,562 USD
Brilliant Earth$5,830 USD

36 data points across 17 retailers

17 retailers$1,524 USD to $5,830 USD

A
Retailer 1
-
$1,182 USD
Price last confirmed 12 days ago
A
Retailer 2
-
$1,280 USD
View
Price last confirmed 6 days ago
A
Retailer 3
-
$1,524 USD
View
A
Retailer 4
-
$1,740 USD
£1,370 GBP
View
A
Retailer 5
-
$1,886 USD
View
A
Retailer 6
-
$1,951 USD
€1,858 EUR
View
B+
Retailer 7
-
$2,149 USD
ZAR 34,723 ZAR
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$2,382 USD
View
B
Retailer 9
-
$3,261 USD
£2,568 GBP
View
B
Retailer 10
-
$3,480 USD
View
Price last confirmed 7 days ago
B
Retailer 11
-
$3,490 USD
View
Price last confirmed 31 days ago
B
Retailer 12
-
$3,807 USD
View
B
Retailer 13
-
$3,808 USD
View
B+
Retailer 14
-
$4,031 USD
£3,174 GBP
View
Price last confirmed 8 days ago
B
Retailer 15
-
$4,124 USD
View
Price last confirmed 7 days ago
B
Retailer 16
-
$4,655 USD
View
Most Expensive
B
Brilliant Earth
16916270A · Oct 23
$5,830 USD
View
16 more retailers have this diamond
Prices start from $1,524 USDSave up to $4,306 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.99ct Cushion
$1,524 USD